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Re: Submission of Feature Request : RFC- for Implementing Transparent Data Encryption in Postgres


  • From: "Douglas McNaught" <doug(at)mcnaught(dot)org>
  • To: "Tom Lane" <tgl(at)sss(dot)pgh(dot)pa(dot)us>
  • Cc: "sanjay sharma" <sanksh(at)hotmail(dot)com>, pgsql-hackers(at)postgresql(dot)org
  • Subject: Re: Submission of Feature Request : RFC- for Implementing Transparent Data Encryption in Postgres
  • Date: Sun, 30 Mar 2008 17:37:43 -0400
  • Message-id: <5ded07e00803301437n28abb52ay38ad5cf1653bd726@mail.gmail.com> <text/plain>

On Sun, Mar 30, 2008 at 4:36 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> sanjay sharma <sanksh(at)hotmail(dot)com> writes:
>  > 1. Transparent Data Encryption: The column which needs to be stored in encrypted form can be specified through DDL. The encryption key can be stored in a  secure file accessible through a pass phrase. That particular column would apper in encrypted form for all users except the users specified through a grant to see the data in decrypted form.
>
>  Exactly what threat do you see this protecting against, that wouldn't be
>  better solved by SQL-standard features like column-level access
>  permissions?

Yes.  And if you're concerned about people getting access to the raw
data files, put $PGDATA on an encrypted partition.

-Doug



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